Fullerton ZIP Code List — Orange County, CA

There are 8 unique ZIP codes in Fullerton, California. Area code: 714/657.

ZIP codes

22.23

sq mi land

0.01

sq mi water

714/657

area code

Fullerton, CA ZIP code map

About Fullerton, CA

Fullerton, California, is a vibrant city located in Orange County, known for its rich cultural scene and diverse community. With a range of activities, from educational institutions to picturesque parks, it caters to residents and visitors alike. Fullerton is not only a hub for local industries but also a historical center with a dynamic downtown area.

Location & geography

Fullerton is situated in Southern California, approximately 10 miles away from the Pacific Ocean, making it a desirable location for both commerce and recreation. It is bordered by cities such as Buena Park to the northwest, Placentia to the northeast, and Brea to the east, enhancing its accessibility to neighboring communities. The city encompasses a land area of 22.23 square miles, with a minimal water area of 0.01 square miles.

Community & economy

Fullerton is characterized by a friendly, family-oriented atmosphere and a strong sense of community. The local economy is diverse, featuring industries ranging from education to manufacturing, with notable employers including California State University, Fullerton. Daily life in Fullerton is enriched by numerous parks, local shops, and a variety of cultural events that celebrate the city’s heritage.

Transportation

Key transportation routes in Fullerton include the Santa Ana Freeway (I-5) and the Riverside Freeway (SR-91), facilitating easy travel to neighboring areas. The nearest major airport is John Wayne Airport, located about 20 miles from the city, offering regional and international flights. Public transit is provided by Metrolink trains and various bus services, making commuting accessible for residents.

History

Founded in 1887, Fullerton's early economy was driven by agriculture, primarily citrus production. The city grew rapidly with the arrival of the Southern Pacific Railroad, which helped to establish it as a significant transportation hub. Notable events include the opening of California State University, Fullerton in 1957, which continues to play a crucial role in the city's educational and economic development.

Did you know?

A surprising fact about Fullerton is that it is home to the acclaimed Fullerton Arboretum, a 26-acre botanical garden featuring a diverse range of plant species. Additionally, the city has a rich music history, having produced several notable artists and bands over the years.

ZIP codes for Fullerton, CA (8)

ZIP code	City	County	Map
92831	Fullerton	Orange	View map
92832	Fullerton	Orange	View map
92833	Fullerton	Orange	View map
92834	Fullerton	Orange	View map
92835	Fullerton	Orange	View map
92836	Fullerton	Orange	View map
92837	Fullerton	Orange	View map
92838	Fullerton	Orange	View map

Demographics & statistics

141,996

Population

35.8

Median age

$102,910

Median household income

$46,130

Per capita income

$782,875

Median home value

$2,031

Median monthly rent

51.0%

Home ownership

12.3%

Poverty rate

6.8%

Unemployment

26,240

Housing units

44.0%

Bachelor's or higher

Age distribution

Male Female

4,266

Under 5

4,443

3,811

5–9

3,969

5,160

10–14

5,373

4,297

15–19

4,474

5,676

20–24

5,910

11,178

25–34

11,641

8,324

35–44

8,668

8,867

45–54

9,235

4,249

55–59

4,425

4,176

60–64

4,348

5,125

65–74

5,338

2,888

75–84

3,007

1,542

85+

1,606

← Male

Female →

Age summary

Group	Count	%
Under 18	31,836	22.6%
18 and over	110,160	77.5%
65 and over	19,506	14.0%
Median age	35.8 years

Race & ethnicity

White 39.3%

Asian 20.7%

Hispanic or Latino 17.4%

Other race 10.3%

Two or more races 9.8%

Black or African American 1.8%

American Indian / Alaska Native 0.4%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	67,604	39.3%
Asian	35,592	20.7%
Hispanic or Latino	29,964	17.4%
Other race	17,746	10.3%
Two or more races	16,850	9.8%
Black or African American	3,104	1.8%
American Indian / Alaska Native	762	0.4%
Native Hawaiian / Pacific Islander	338	0.2%

Household income

Under $10k 4.7%

$10k–$15k 2.4%

$15k–$25k 4.7%

$25k–$35k 5.2%

$35k–$50k 8.2%

$50k–$75k 12.8%

$75k–$100k 12.2%

$100k–$150k 19.1%

$150k–$200k 11.4%

$200k+ 19.4%

Range	% of households
Under $10k	4.7%
$10k–$15k	2.4%
$15k–$25k	4.7%
$25k–$35k	5.2%
$35k–$50k	8.2%
$50k–$75k	12.8%
$75k–$100k	12.2%
$100k–$150k	19.1%
$150k–$200k	11.4%
$200k+	19.4%
Median income	$102,910

Housing

Home values

Under $50k 1.0%

$50k–$100k 0.7%

$100k–$150k 0.9%

$150k–$200k 0.4%

$200k–$300k 1.8%

$300k–$500k 9.3%

$500k–$1M 60.7%

$1M+ 25.1%

Housing overview

Metric	Value
Median home value	$782,875
Median rent / month	$2,031
Owner occupied	51.0%
Renter occupied	49.1%
Vacant	4.4%
Single-family detached	51.2%
Large apartment buildings	19.0%
Mobile homes	1.8%
Median rooms	4.9
Avg household size (owned)	2.96

Year built

Era	%
2020 or later	0.1%
2010–2019	3.2%
2000–2009	7.2%
1990–1999	6.1%
1980–1989	10.7%
1970–1979	21.4%
1960–1969	19.7%
1950–1959	22.4%
1940–1949	3.4%
1939 or earlier	5.9%

Bedrooms

Size	% of units
No bedroom (studio)	5.7%
1 bedroom	15.9%
2 bedrooms	25.8%
3 bedrooms	28.8%
4 bedrooms	19.4%
5+ bedrooms	4.5%

Vehicles per household

Vehicles	% of households
No vehicle	4.7%
1 vehicle	27.5%
2 vehicles	39.7%
3 or more	28.2%

Heating fuel

Fuel type	%
Utility gas	67.8%
Electricity	26.7%
Propane / LP gas	1.4%
Wood	0.2%
Solar	0.4%
No fuel used	3.4%

Households & families

Household type	Count	%
Married-couple family	25,062	53.1%
Cohabiting couple	3,624	8.1%
Male householder, no spouse	7,292	15.5%
Female householder, no spouse	10,880	23.4%
Households with children under 18	15,506	33.0%
Households with seniors (65+)	13,325	28.6%
Average household size	2.94

Marital status

Status	Male	Female
Never married	39.2%	35.0%
Married	51.4%	46.6%
Separated	1.6%	2.2%
Widowed	2.4%	7.0%
Divorced	5.4%	9.3%

Education

Less than 9th grade 5.5%

Some HS, no diploma 4.7%

HS graduate 16.3%

Some college, no degree 21.5%

Associate's degree 8.1%

Bachelor's degree 27.2%

Graduate / professional 16.8%

Metric	%
HS diploma or higher	89.9%
Bachelor's or higher	44.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2,331	5.6%
Kindergarten	1,507	3.9%
Elementary school	14,501	37.5%
High school	6,883	17.0%
College / grad school	15,387	36.1%

Employment

Industry of employment

Education & healthcare 23.9%

Professional & management 13.3%

Manufacturing 13.0%

Arts, food & hospitality 10.7%

Retail trade 10.1%

Finance & real estate 6.8%

Construction 6.5%

Other services 4.6%

Transportation & utilities 3.7%

Public administration 3.6%

Wholesale trade 2.4%

Information 1.2%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	46.5%
Service	15.7%
Sales & office	21.0%
Natural resources & construction	6.8%
Production & transportation	10.0%

Employment type

Type	%
Private sector	78.9%
Government	14.7%
Self-employed	6.3%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	72.5%
Carpool	9.8%
Public transit	2.7%
Walk	1.9%
Other means	1.6%
Avg commute (minutes)	29.9

Poverty

All people 12.3%

Under 18 years 14.8%

18 and over 11.4%

Married-couple families 3.6%

Female-led households 20.9%

Income support

Source	% of households
Social Security	25.3%
Retirement income	20.1%
Supplemental Security	4.3%
Cash public assistance	3.3%
Food stamps / SNAP	8.1%

Health indicators

Condition	%
High blood pressure	25.1%
High cholesterol	30.0%
Heart disease	4.7%
Stroke	2.3%
Asthma	9.1%
Arthritis	18.2%
Kidney disease	2.5%
Pulmonary disease	4.8%
Cancer	5.2%

Behavior / access	%
Binge drinking	16.1%
No physical activity	20.5%
Less than 7 hrs sleep	30.9%
Fair or poor health	13.2%
Poor mental health	13.4%
Poor physical health	9.0%
No health insurance	13.0%
Visited doctor (checkup)	64.6%
Visited dentist	66.3%
Cholesterol screening	89.8%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	4,002	3.8%

Disability	%
Any disability	8.9%
Under 18	3.3%
18–64 years	6.9%
65 and over	28.4%

Health insurance coverage

Type	%
Private insurance	66.7%
Public insurance	34.5%
Uninsured under 19	6.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	133,287	93.8%
Spanish	24,356	17.2%
Other Indo-European	10,619	8.0%
Asian & Pacific Islander	1,515	1.1%
Other languages	11,734	7.7%

Place of birth & citizenship

Origin	Count	%
Native born (US)	100,956	72.5%
Born in same state	98,927	70.9%
Born in different state	80,519	57.3%
Foreign born	2,029	1.6%
Naturalized citizen	41,040	27.5%
Not a US citizen	24,167	58.3%

Ancestry

Ancestry	Count	%
French	9,023	6.4%
Italian	8,244	5.8%
Arab	4,131	2.9%
Polish	1,480	1%
English	1,119	0.8%

Ancestry	Count	%
Dutch	617	0.4%
German	352	0.2%
Irish	318	0.2%
Norwegian	196	0.1%

Technology access

Metric	% of households
Computer access	33.3%
Internet access	97.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Fullerton, CA have?

Fullerton, CA has 4 ZIP codes: 92831, 92832, 92833, 92835. Each ZIP code serves a distinct delivery area within the city and surrounding region.

What is the main ZIP code for Fullerton, CA?

The primary ZIP code for Fullerton, CA is 92831. The city uses area code 714 or 657 for phone service.

What county is Fullerton, CA in?

Fullerton is located in Orange County, California.

How many ZIP codes are in Fullerton, CA?

Fullerton, CA has 4 ZIP codes.

What ZIP code is California State University, Fullerton (CSUF) located in?

CSUF's main campus is located in ZIP code 92834, though some facilities extend into 92831.

Which ZIP code covers downtown Fullerton and the Fullerton Arboretum area?

Downtown Fullerton and the Fullerton Arboretum are primarily located in ZIP code 92832.